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Prev Professional Automotive Repair Technical Discussions for October 29, 2009
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Open Help Requests for All Makes and Models
Help Request Answers
2004 Audi S4 4.2L MIL Lamp on VIN: WAUPL68E54
Car came in for intermittent AC not blowing cold, while car was here MIL came on, we pulled these codes and then tested the sensors and both bank 1&2 sensors are working the same, we can not find a problem with bank 1 sensor but the codes return as soon as the... Trouble codes: P0130 (O2 sensor bank 1 sensor 1 Value of resistande too small), P2231 (O2 sensor bank 1 sensor 1 Signal circuit shorted to heater circuit)
2006 Audi A4 Quattro 2.0L First up shift VIN: WAUDF78E86
Upon initial take off from a stop, the vehicle exhibits a momentary shudder. It manifests itself more during the initial warm up stage, yet is intermittent. The selling dealer has been less than helpful while the customer is fretting about a car ready to come ...
1994 BMW 525i 2.5L windows VIN: WBAHD9329R
car towed in starting not running,code for burgler alarm. check fueses #32&33 under the seat blowen,check all system find no shorts but intermitently burn the fueses,and so it wont start untill replace fues,ok for 3or4 days till fues gose bad.anybody has same ...
1997 BMW 740i 4.4L entertainment system VIN: WBAGF82010
Car was jump started incorrectly by owner and blew a number of fuses.they replaced them and it went.Tv display went until they turned it off and since then has not worked. Everything else is going including display on dash.we have replaced the tv screen and th...
1998 BMW 740iL 4.4L No Start, Stall, MIL Lamp on VIN: WBAGJ8320W
check this one out.one of my friend/customers had this car towed in to my shop after it stalled on him afew days after he brought it home.it ran but it had coolant leaks,cam and knock sensor codes.i replaced cam,knock andair charge temp sensors,repaired all co...
2004 BMW 530i 3.0L battery draw VIN: WBANA73574
Car came in with intermittent dead battery complaint. Battery is new and charging system tests good. Parasitic draw will vary between 200 and 1500mA. Draw was traced to fuse #29 in the front fuse box. This fuse is listed to feed the safety and gateway module. ...
2000 Buick LeSabre Limited 3.8L Unknown VIN: 1G4HR54K7Y
Not a hvac guy but have a good customer with a problem. We have a auto system with driver and passenger controls. The passenger side gets hot while the drivers side is cool. Both sides are set at 90 degrees. Any help appreciated.
2005 Buick Terraza CX 3.5L stability system VIN: 5GADV23155
this car came in with a customer complaint of abs coming on when driving straight down a normal dry road, not braking. scanned for codes and found a c0196 yaw rate sensor circuit malfunction and a c0253 centering error. we backprobed the ebcm wire for the yaw ...
1999 Cadillac Seville STS 4.6L door locks & switches VIN: 1G6KY5492X
I road tested vehicle today and while driving, the dash would "BING" and message came up "Left rear door ajar" then I looked back at door and the switch for heated seats was on LO. I tried shutting if off but switch would not work. Tried the lock switch on tha...
2000 Cadillac Seville SLS 4.6L Hesitation, Misfire, MIL Lamp on VIN: 1G6KS54YXY
Customer recently had head gaskets completed. After a few months of running well car intermittently will misfire badly and buck, jerk, backfire, and set codes. Has been to a few other places before me for this problem. Apparently will start and run after sitti... Trouble codes: P0352 (Ignition coil 2 control circuit), P0353 (Ignition coil 3 control circuit), P0355 (Ignition coil 5 control circuit), P0358 (Ignition coil 8 control circuit)
2002 Cadillac Seville SLS 4.6L service engine soon VIN: 1G6KJS544X
service engine soon light does not come on when ignition key is first activated .i removed the instrument cluster to check the mil service engine soon bulb and found it is part of the circuit board. how can i test this system to find where the fault lies.
2000 Chevrolet Express 3500 7.4L Misfire, MIL Lamp on VIN: 1GBJG31JXY
Vehicle came in misfire detected ck misfire history cyl 3,5,6,&,7 have misfire history ck plugs ok ck dist cap ok did replace wires as # 6 was leaking. Performed an injector balance test and the results were all the same each cyl started at 51psi and ended at ... Trouble codes: P0300
2000 Chevrolet S10 Xtreme 2.2L No Start, fuel delivery VIN: 1GCCS1942Y
No start, many issues here. Unplug the injector harness, key in run, has "all dash indicator" lights, fuel pressure 42 psi and holds. Plug in the injector harness, key in run, only "check engine" and "battery" indicator lights are on, fuel pressure 42 psi, the...
2001 Chevrolet Silverado 2500 HD 6.0L temp door actuator VIN: 1GCHK23U21
This sys. has aut. climate control. Temp only goes to hot in full hot position, any other position is like vent pos. On first start up when cold looking at scanner you can see counts of temp door actuator goes to 70 with out going to full hot in 7/8 hot positi...
2002 Chevrolet Silverado 2500 HD LT 8.1L shifting VIN: 1GCHK29G12
Well I'm not to much up on these allison trans problems so all help is greatly appreciated. When the vehicle is cold and sits outside the trans will make this buzzing sound almost like the pump is cavitating from cold fluid. This morning I went to drive it and...
2005 Chevrolet Cobalt 2.2L many VIN: 1G1AK52F25
Hi gang..Have various issues w/this vehicle...Came in for LOF at which time "power steering" message was noted on dash. Finished with service, park car and stayed running for 3-5 sec. after turning key off. Advised customer and now vehicle in to diag these iss...
2005 Chevrolet Equinox LS 3.4L Stall, MIL Lamp on VIN: 2CNDL23FX5
vehicle came in with s.e.s. light on and these codes stored u2100,u1000,p1626,u0140, u0121. vehicle does stall, when tried to restart, 1st time engine will crank will not start 2nd time will not crank, 3rd time cranks and starts. does not do it all the time. c... Trouble codes: P1626 (theft deterrant feul enable signal lost), U0140 (loss communication with bcm), U0121 (loss communication with ebcm), U2105 (loss communication with ecm), U1000 (class 2 serial data link)
2006 Chevrolet Monte Carlo SS 5.3L cyl #4 VIN: 2G1WL15C86
This car is driving me crazy.I keep getting a p0300 random miss fire code. As I watch miss fire data cylinder #4 is miss firing the most.Some times it will not miss fire. While it miss fires I hear almost like a lifter noise. It is smoking from the tailpipe al...
2008 Chevrolet Silverado 3500 HD LTZ 6.6L Tire size VIN: 1GCJK33668
Hi everyone, This customer has had some new oversized wheels and tires installed and needs someone to calibrate the speedometer. We have a J2534 flashing tool and were wondering if it is possible to change the tire size through GM Tis. If so could someone pl...
1985 Chrysler LeBaron 2.2L Hesitation, Cuts out, Stall VIN: 1C3BC56D1F
I've got one here that is putting me to the test. This Lebaron was brought to me with the complaint of poor acceleration and stalling. I road tested vehicle and sure enough, I confirmed the complaint. I found that the vehicle accelerated faily well when I star...
2004 Chrysler Town & Country LX 3.3L abs VIN: 2C4GP44R44
Hello, I am having some problems repairing the Abs on this van. Van came in yesterday with one code LF wheel Speed sensor failure, Ohmed out sensor and found to be open. Replaced and went to clear codes, One more code showed up for the LR signal failure. Ok so...
1998 Dodge Grand Caravan SE 3.3L Safety VIN: 2B4GP44G0W
Help Chrysler Techs! Our Chrysler Tech is off and our Honda Tech has replaced the blend door motor and e-brake pedal assembly on this van and now we have an air bag fault "loss of ign run only" in air bag system and no power to the # 1 fuse for the air bag in ...
2000 Dodge Ram 2500 Van 5.9L check engine light VIN: 2B5WB25Z1Y
vehicle came in shop with check engine light on codes po753, po765, po743. found electrical connector for transmission damaged, replaced with one from chrysler. same codes so I replaced the 3-4 solenoid assembly because it was slightly out of specs, same probl...
2001 Dodge Ram 1500 Van 5.2L No Start VIN: 2B7HB11Y91
I need some help with theroy and operation on this vehicle please. Van towed in with a no start and no bus on the display. I cannot communicate with the pcm. If I manually trigger the ASD relay the Van starts and runs perfectly and I can communicate with all m...
2001 Dodge Ram 2500 5.9L ride control VIN: 3B7KF23Z11
hello. thank you for your time. we installed four new tires on this 2500 dodge 4x4. a few days later he returned saying his vehicle shakes. test drove the vehicle. didn't really feel a shake, but reblanced the tires. he came back and said the shake was still t...
2003 Dodge Ram 3500 5.9L No Start VIN: 3D7MU48C23
Hi all - this truck came in last night and died at our door. it was low on fuel so we added 10 gal - didn't start - cleaned battery cable ends - changed fuel filter - took fuel sample - checked air filter - sat for about an hour and started up- would not start... Trouble codes: P0628, P0633
2003 Dodge Neon SE 2.0L Cuts out VIN: 1B3ES26C43
this vehicle sets code p2053 after approx 1.5hr of driving stop and go on moderate to hard acceleration or if vehicle sets running at bus stop for long periods of time. I fell no miss then pcm shuts off #2,3 injector, activates light and engine runs on two cyl... Trouble codes: P2305
2003 Dodge Ram 2500 5.9L Electronic VIN: 3D7KU28683
cust.states all warning lights on in cluster and fuse#3 keeps blowing[30amp maxi].we confirmed all mils on,both brake/abs,airbag,cel.cust also states speedo inop.replaced fuse#3[hasnt blown since].scanned ecm found p0500 no speedo signal and codes for cooling ...
1993 Ford F-150 XLT 5.0L Surge, HIGH IDLE VIN: 1F4F234FN0
This ford came in to our shop and would not idle , customer had unplugged the iac motor because it would idle at 3000rpm. Plugger motor in to verify condition and it was correct 3000rpm at idle.tested iac motor ,tested good,just in case i put a new one on it a...
1994 Ford Crown Victoria LX 4.6L Defrost VIN: 2FALP74W3R
Hey thanks for any help, car came in with lack of heat complaint, replace t-stat and drove, blows 135 degrees out of vent but then drops below 85 when switched to defrost, i bypassed the tempature control lock-out valve with no change. I have flushed the heate...
1996 Ford F-250 XLT 7.3L No Start, Cuts out, Stall VIN: 1F1HX26F2T
Customer came in complaining of a Start and Stall issue that has developed over the past week or two, and gotten progressively worse. It does not matter if the engine is hot or cold, in fact it seems worse when the engine is shut down and immediately restarted...
1997 Ford Mustang GT 4.6L Drive belt VIN: 1FALP45X7V
This car came in with a shredded belt and worn out tensioner. After installing the new belt, belt tensioner assembly and idler pulley the belt wants to 'walk away' from the engine when the engine is revved. I suspect this is why the old belt shredded. There is...
1999 Ford F-250 Super Duty XL 7.3L No Start VIN: 1FTNX20F8X
hi all. this deisel was a no start, no fuel pump. after testing the pcm was not grounding the fuel pump relay. replaced pcm with a reman, worked for one key cycle and now the same thing. my question is **is there anything that will keep the pcm from grounding ...
2001 Ford F-150 XL 4.6L Electronic VIN: W11NB18354
the truk came in with the lo range light on and the speedometer might show 25mph but it is running 60 mph, the scaner says it is also at 60 mph.you can work the switch ,4wheei high,4wheel low ,and it works like it should.it goes in 2 wheel just fine.everything...
2002 Ford Windstar 3.8L MIL Lamp on VIN: 2FMZA51412
I have a windstar that has a lean code on both banks. I have cleaned throttle body, IAC, MAF, and changed fuel filter. When smoke testing there is a small leak on both IMRC and the EGR. Is this normal? I have another windstar with same codes and same codes and... Trouble codes: P0171, P0174
2002 Ford Explorer Eddie Bauer 4.0L Misfire VIN: 1FMZU74E92
Hey guys, thanks in advance. Customer had this explorer towed in, and said bank one convertor was diagnosed as being clogged. This after spending over 1000 dollars on 4 oxygen sensors. The same shop wanted to put the covertor assembly on for another 1500 dolla... Trouble codes: P0301 (Cylinder 1 misfire), P0302 (Cylinder 2 misfire), P0303 (Cylinder 3 misfire)
2003 Ford F-350 Super Duty XL 7.3L No Start VIN: 1FDWF36F22
towed in no start, driver of truck killed batteries and starter trying, replaced batteries and starter, spins over normally,I have plenty of fuel pressure at filter, and has new filter. with NGS can see rpms, have over 1000 psi on ICP sensor. the temp sensors ...
2003 Ford F-150 XLT 4.6L Mechanical VIN: 2FTRX18W73
we changed head gaskets due to external leak.reassembled started engine noise coming from what seams to be the frt cover removed frt cover timing chain & guides look to be allright.sounds like the timing chain rubbing on the guides. good oil pressure & eng tem...
2004 Ford F-150 STX 4.6L timing chain? VIN: 1FTRX14WX4
The customer states that he started engine and proceeded to drive when engine noise started to occur.He added stp to the oil with no help.It sounds to me like a timing chain tensioner quit working.Originally I suspected lifter noise due to low oil pressure but...
1999 GMC Savana 3500 6.5L No Start VIN: 1GBHG31F9X
Unit came in for a no start, so I did my usual, ck codes for a p0251a cam timing (optical sensor), cked fuel pressure 6psi, cked fuel cut off for power and ground ok, installed known good test pmd, ok. still a crank no start, removed rear most fuel lines and c... Trouble codes: 251A
2000 Honda Accord EX 3.0L Stall, Misfire, MIL Lamp on VIN: 1HGCG1658Y
this honda has to run for awhile and get warmed up then after you shut it off and go to restart it after about 10 minutes it either will not start or will run very rough and misfire. check engine light will come on and start flashing. checked it for codes and ... Trouble codes: P0300 (random misfire detected), P0301 (cylinder 1 misfire detected), P0302 (cylinder 2 misfire detected), P0304 (cylinder 4 misfire detected), P0305 (cylinder 5 misfire detected)
2003 Honda Accord EX 3.0L light VIN: 1HGCM82603
Thanks in advance. This one came in with a traction control and brake light staying on. I scanned computer for codes and found none. My scanner did not give me a option for abs or traction control only engine control. I did replace brake light switch as i saw ...
2003 Honda Element DX 2.4L MIL Lamp on VIN: JHLRD78463
This vehicle came in with P0341. Ran test and found that timing chain had jumped 2 teeth. We replaced the chain, guide and tensioner. Started vehicle and runs fine. Checked for codes before giving back to customer and it has a pending P0011. Cleared and came b... Trouble codes: P0011 (VTC sys malfunction)
2004 Honda Civic LX 1.7L Poor Fuel Economy VIN: 2HGES165X4
One of the techs in the shop put a timing belt in this little monster. About one mile into the test drive the vehicle stalled and would not restart immediately. By the time one of the guys from the shop arrived to tow, it started and ran back to the shop. They...
1997 Jaguar XJ6 L 4.0L hard start VIN: SAJHX6243V
Customer stated he has to crank the car for 40 seconds for 4 or 5 times before it will finally start and it will run good for a day or two before it will act up again. In the shop,Jag started 28 times out of 30 fine in the past 2 days. The other 2 times it sta... Trouble codes: P0335
1997 Jeep Grand Cherokee Limited 4.0L Cuts out, Stall VIN: 1J4GZ78S7V
I am involved and in deep in this Jeep. It intermittently will cut out most often on decell then sometimes backfire as you crank it. May start right up. Have verified good cam and crank patterns with DSO at PCM. Also battery power to coil does not change. PCM ... Trouble codes: P0351 (Ignition coil primary circuit)
2002 Jeep Grand Cherokee Limited 4.7L azc VIN: 1J8GW58J32
Hello all and thanks in advance for help. This 02 Jeep has no heat (automatic temp. control), lowered glove box door to see RH blend actuator, does not move at all with dial movement. Disconnected battery, system goes through initialization (actuator rotates),...
2002 Jeep Grand Cherokee Limited 4.0L chugs VIN: 1J4GW48S62
the vehicle is chugging. it does it whether its hot or cold. when you put the vehicle in drive with your foot on the brake and then slowly ease off the brake pedal it starts chugging real hard. the weird thing is it idles fine and runs great at any other speed...
2003 Jeep Grand Cherokee Limited 4.7L assist VIN: 1J8GW58N23
vehicle came in a few months back with noise and no assist, found hi pressure line to be leaking, replaced, found pump to be bad, replaced. vehicle left with good assist. vehicle just returned to shop, no assist, performed flow and pressure check and found app...
1994 Lexus LS400 4.0L Excessive Emissions, Hesitation, Stall, MIL Lamp on VIN: JT8UF11E4P
hello guys this is my first post. this lexus was towed in and will start with long crank,at that time did not have any power and would not make it up the hill into our shop. scanned for codes and got code 25 all it says is exhaust lean (modis) the next day wou... Trouble codes: 25 (exhaust lean)
1998 Lincoln Navigator 5.4L serpentine belt VIN: 5LMPU28L9W
We are trying to rid this vehicle of a serpentine belt chirp upon acceleration especially. It'll do it ac clutch engaged or not, tried belt dressing-it got worse,it's worse under higher revs, we've replaced everything except power steering, & crankshaft pulley...
1994 Mazda B4000 SE 4.0L Cuts out, Stall, no start when hot VIN: 4F4DR17X2R
with low fuel pressure and fuel pressure dropping to zero, i replaced the fuel pump. with the new pump fuel pressure is at 42lbs but the pressure still drops to zero. put new coolant temp sensor in vehicle. vehicle starts with no problem when the truck is cold... Trouble codes: 118 (coolant temp above -40f)
2001 Mazda Protege ES 2.0L No Start VIN: JM1BJ22541
Hey Techs, need alittle direction on this one. No start, no spark. Custumer said a few days ago her battery was dead she had it jumped and took it home. The next mourning it was cranking but would not start. We got it in and charged the battery. It cranks but ...
2003 Mazda Protege ES 2.0L shift solenoid VIN: JM1BJ22553
Vehicle came in with transmission free wheeling when it went into 4th. Replaced with salvage yard one (low mileage). Everything seemed fine, went through all the gears fine. Delivered. Came back 2 days later with the AT light flashing. Code P0771 Shift solenoi...
1991 Mercedes-Benz 300D 2.5 2.5L Engine
Customer complained that the vehicle started vibrating when he decelerated right before he came to a stop. I drove the car and indeed there was a slight vibration. I opened the hood and found that I could duplicate the vibration by giving the engine some throt...
2001 Mercedes-Benz ML430 4.3L lifters VIN: 4JGAB72E91
We have this well maintained ml 430 in for a lifter noise. It was purchased 10,000 miles ago and had some noise then. Customer is very knowledgeable and a former auto tech forced to retire due to illness. He provided us with the bulletin recommending replaceme...
2005 Mercedes-Benz G500 5.0L starter VIN: WDCYR49E83
customer left lights on and drain the battery, we replace the battery but when we tried to start it the car would not crank, all fuses are good. there is no signal from the switch to the starter solenoid and i got no wiring diagrams to check this system. any s...
2002 Mercury Cougar V6 2.5L Cooling Systems VIN: 1ZWFT61L42
Customer came back a couple of weeks later and said the fans were running all the time. With the car cold the fans were off, when it reaches 214 they come on low and 217 the come on high.And they continue to run on high, it really dosen't get terribly hot, i l...
1991 Nissan 300ZX 2 2 3.0L blend door actuator VIN: JN1RZ26A6M
hello nissan fans thanks for stoping by, got this z car in for no heat from heater used mitchel to enter in the self dia mode by holding auto and off got it to tell me that the outside air temp was 60 and the inside was 58 at all other sensors the blend door i...
1997 Nissan Pickup SE 2.4L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on, Failsafe?? VIN: 1N6SD11Y8V
A friend of mine brought in his truck for oil service and rough idle and misfire when raining. Ignition wires were terrible and needed full tune up. He also mentioned to me, this wierd problem he has fairly often. After driving for as short as 5 minutes, the t... Trouble codes: P0155

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1996 BMW Z3 Roadster 1.9L Airbag VIN: 4USCH7327T
Thanks to those that responded. You confirmed my suspition that there's F.A. I could do! The car owner, a local BMW wrecker sent by a guy he had met that used to be a tech in Germany. He hooked up his laptop, diagnosed & repaired wiring problem under seat in a...
1998 BMW 740iL 4.4L MIL Lamp on VIN: WBAGF823WD
Well I'm embarassed. I knew that the check engine light had something to do with the transmission job. I asked my tech if the oxygen sensors were install correctly and he said they were. I checked for my self and sure enough the left side oxygen sensor were co... Trouble codes: 018 (oxygen sensor bank 2 before cat), 013 (oxygen sensor bank 1 heater before cat), 005 (oxygen sensor bank 2 heater before cat), 014 (oxygen sensor bank 1 after cat), 004 (oxygen sensor bank 2 after cat).
1999 BMW 328i 2.8L MIL Lamp on VIN: WBAAM5335X
Thank you so much for your replies. After removing the throttle body and the DISA valve I was able to see the crankcase vent valve under the intake had a vaccuum hose disconnected from it and the hose leading down toward the dipstick tube was broken off as wel... Trouble codes: 211 (idle actuator mech. jammed).
2003 BMW 325i 2.5L MIL Lamp on VIN: WBAET37473
Oil had not been changed in 10k miles..I flushed the oil refilled with correct BMW synthetic and 1/2 quart amsoil atf..I drove 45 miles.codes did not return..advised customer to drive car for 500 miles. Trouble codes: P0011.
2004 BMW 325i 2.5L Poor Idle Quality, Stall VIN: WBAET37434
Sorry I have been busy on other cars.All parts have been replaced as new all connections are good.I am trying to get information on throttle relearn.Until then I have no more information and no fix.Thanks to all who replied.I am learning more about BMW`s than ... Trouble codes: P1634.
2004 BMW X5 4.4i 4.4L right front VIN: 5UXFB53534
found fault to be in the DSC module and replaced module programmed module and problem had been fixed
1999 Cadillac Seville STS 4.6L Drivers Power Seat VIN: 1G6KY5492X
As most of you pointed to about checking powers and grounds, this was the proberbial "Needle in a Haystack" without the use of "Excellent" wiring diagrams provided by a couple of guys that replied here. You guys are my Heroes. I had only .3 Volts at the oran...
1999 Cadillac Seville STS 4.6L Steering Tilt & Telescope VIN: 1G6KY5492X
As most of you pointed to about checking powers and grounds, this was the proberbial "Needle in a Haystack" without the use of "Excellent" wiring diagrams provided by a couple of guys that replied here. You guys are my Heroes. I had only .3 Volts at the oran...
1991 Chevrolet Corvette 5.7L No Start, Stall VIN: 1G1YY2381M
Alright we got it. Come to find out the car had 1 bad injector. And since the injectors are wired parallel if on goes bad it shuts all injectors down. Thanks for all the help
1993 Chevrolet Corvette 5.7L Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G1YY23P9P
After getting Jamies post I did look back at all my readings and realized I had overlooked a couple things.I did the voltage drop tests that were reccomended by other Techs. I decided the computer was bad, there wasn't a reman avaiable so I sent the original o... Trouble codes: 13 (left oxygen senor), 45 (left bank rich).
1996 Chevrolet Blazer 4.3L No Start, no spark VIN: 1GNCT18W3T
Many thanks to the 28 replies I got First thing I did was knock out the clogged screens in the distributor as a few of you said Second thing was install a NON AFTERMARKET Dist. cap and rotor..(which 90% of you said) Got a lot of replys about coil...but coil p...
1998 Chevrolet C1500 Silverado 5.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCEK19R3W
First I want to say thanks to all of you who helped me on this one. we are re-assembling this vehicle right now. Turns out it had a bent exhaust valve on #6. How it got bent is a mystery to me. I didn't think these were interference motors. the valve stem was ... Trouble codes: P0300, P0155, P0161 (o2 sensor heater circuit b2s1), P0442 (evap system small leak detected), P1345 (crank/cam sensor correlation cyl discrimination signal).
1998 Chevrolet Camaro 3.8L blower motor VIN: 2G1FP22K2W
Humming noise went away with ac delco blower motor. The original blower fan was off balance creating the humm9ng noise. The first new blower motor i got for the car did the same thing. I got a second one and that solved the problem.
2000 Chevrolet Astro LT 4.3L Starting VIN: 1GMCCAS427
ok the van is fixed, found orange wires in front of the battery green and rotted off,it was a 1 to 2 wire splice. That got me spark and fuel pump, and communication with pcm. Then it would start and die,and set code P1695-anti theft fuel shut off, and no comm...
2001 Chevrolet Impala 3.8L abs VIN: 2G1WH55K21
Thanks for all the help. Most blamed the sensor harness which we checked. Paul from Ma. hit the nail. The hub assembly, with sensor, was the culprit. Thanks again for the valuable info.
2004 Chrysler Pacifica 3.5L MIL Lamp on VIN: 2C8GF68404
Customer had filled up with gas the day after i fixed it and did not get the new cap tightened enough. Mike [...]
2006 Chrysler Town & Country 3.3L Hesitation, MIL Lamp on VIN: 2A4GP44R66
rechecked fuel pressure after aftermarket fuel pump,found low.replaced fuel pump module from dealer.fuel pressure in spec.runs great,fuel trims good.suspect faulty pressure regulator.for the record,the factory part pump with regulator and fuel level sender was... Trouble codes: P0171.
2006 Chrysler Town & Country LX 3.3L Lighting VIN: 2A4GP44R06
Problem was bad headlight switch. We had specs on the signal to BCM wire from the switch for park and headlight position (2.4V park, 1.5V HDLT) which was good, but nothing for the lights off signal. We were getting a 4V signal to BCM from the switch in the off...
2001 Dodge Grand Caravan SE 3.3L monitors VIN: 1B4GP25351
Fixed might be too strong a word. On the seventh drive cycle, we were finally able to get all but one monitor to successfully run and "stick" (stay complete). I want to clarify the original post for some of the respondents. The PCM was correct. The re-flash ...
1995 Ford Thunderbird LX 4.6L Misfire VIN: 1FALP62W1S
thank you to all that helped me. as the eng was missing i pluged in the noid light to the #2 injector and it was on all the time if i tuuned the eng off key on it was still on if i unpluged the ecm light gos out i checked power at the injector and it had 12 vo... Trouble codes: P0302.
1997 Ford Ranger XLT 4.0L Poor Idle Quality, Stall VIN: 1FTCR14X9V
we were not able to duplicate the problem with the vehicle in the shop . we installed our fuel pressure tester and taped it to the windshield ,during the test drive , every time we attemped to stop fast , the fuel pressure would drop alot. we pul...
2002 Ford F-150 XL 4.2L Starting VIN: 2FTRF17212
we got a used PCM from wrecking yard and had a ford tech friend come to the shop to do the programming. the used PCM fixed the problem. thanks for all the replies
2003 Ford F-250 Super Duty XLT 6.8L Temp. Gauge VIN: 1FTNW21SX3
I did not fix this truck, since the customer could never leave it here more than 5 minutes.Several of ya'll mentioned T-stat issues with this engine, so I suggested to my customer that we try that approach. Had not heard from him in 2 weeks, so I called to see...
1996 Honda Civic EX 1.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1HGEJ8141T
Ok, so this one kicked my butt and I am very embarrassed. I am tearing open my wound and pouring salt on by telling you all this, by the way. After having no evidence from valve lash, I watched the valves to make sure some weren't opening late/closing early ... Trouble codes: P0302 (Cylinder 2 Misfire).
1999 Honda Accord LX 2.3L door locks VIN: 1HGCG326XX
Thanks for everyone's input and help. I ended swapping out the window switch, d/s multiplex and lastly the p/s multiplex with good used parts one at a time. It ended up being the p/s multiplex unit. I really hate not being able to diagnose something and just s...
2007 Honda Civic LX 1.8L SRS system VIN: 2HGFA15567
Everyone was unanimous this time with replacing the SRS module. Replaced it today and had it programed, it is fine now. Just so you don't think I'm some kind of moron as some of you hinted at in your response to my update post. I know that you have always had ...
1999 Isuzu Amigo S 3.2L 2-3 shift VIN: 4S2CM57W2X
Ran vehicle for a few days with the alarm/relay module disconnected. Vehicle ran fine. Replaced alarm module and the switch blew again. Cust decided to eliminate the wiring from range switch to alarm module and instrument cluster. Still leaving the wires from ...
2003 Jaguar S-Type 4.2L vents VIN: SAJEA01U53
Replaced the control head in the dash to repair this one. Very expensive part. the signal going to the right side of the dual heater valve was correct but no signal out to the left side. I was told by someone at the dealer that when they have a customer that...
1994 Jeep Grand Cherokee Laredo 4.0L No Start VIN: 1J4G258S5R
thanks for all your help...this one ended up having a bad connection at the auto shut down relay...i took the power dist box apart and cleaned all the termianls and all is good...thanks again! Trouble codes: 54 (no cam sync signal at pcm).
2001 Kia Rio 1.5L monitors VIN: KNADC12381
I've checked the speed sensor at the right front wheel. getting data to the pcm. I get sporatic oportunities to road test vehicle. I know it is going into closed loop but I have yet to monitor ect and iat values. All the fuses arte good. Get inputs from the m...
2000 Lincoln Continental 4.6L Hesitation, Surge, MIL Lamp on VIN: 1LNHM97V6Y
after cleaning the maf i test drove the car over 50 miles. trans shifts normal no sel. inspected harness to trans, and trans harness connector, normal. released car to customer all is good. thanks for all your responses. Rick Trouble codes: P0102, P0743, P0750, P0755, P0760, P1760 (pcs a fault).
2004 Mazda 6 S 3.0L Poor Idle Quality VIN: 1YVEP80CX4
thanks for the replies. disconnecting leak detection pump in rear of vehicle corrected the blown BAR1 fuse to quit blowing. removed ldp. internal resistance way off.(shorted to ground). installed new ldp. performed obd2 drive cycle. ok. thanks again BOB Trouble codes: P0101, P0403.
2004 Mazda RX-8 1.3L No Start VIN: JM1FE17394
I had talked with some of the Mazda people locally, they say the most common no start is due to rotor seal washing from rich fuel at a cold start. What I learned from them was that this AFM rarely fails, and one partsman said he recently replaced his personal ... Trouble codes: P0336 (Eccentric Shaft position sensor circuit range/performance problem).
2000 Mercedes-Benz E55 AMG 5.5L compressor? VIN: WDBFJF74JO
Hello Gent, Thank you all for the help. I was able to recover from the high side. I replaced the compressor,receiver drier,and expansion valve. I flushed the holy heck out of the systen found some minor particulate. Evac and charged the system. All was well,4...
2004 Mitsubishi Galant GTS 3.8L ABS and Traction Control VIN: 4A3AB76544
After testing the wheel speed sensors (tested good) and signals to the ABS ECU, I believe the ABS ECU is faulty. Thanks to all who replied.
2006 Pontiac Montana SV6 3.5L chime VIN: 1GMDV33L56
this car belonged to a car dealer and they ran it through a auto auction before we could determine the problem, however we think the sliding door had lost its position on the limit sensors.thanks to all of the people that replied to my help request.
2005 Saturn Ion-2 2.2L MIL Lamp on VIN: 1G8AJ52F05
After reading all the replies I removed the tank to check all the hoses on top. All of the hoses were OK so I ordered a canister. After removing the canister I covered the purge line with my finger and tried to blow through the canister (tank line to vent line... Trouble codes: P0446.
2000 Subaru Outback 2.5L No Start VIN: 4S3BH6750Y
I am sure that I am not getting the entire story. Every request I made to talk to the original customer that self installed the engine was met with 'he's not available'. The company that sold the engine has decided to pay for the diagnosis so far and install...
1993 Toyota Pickup 3.0L oil pressure too high VIN: JT4VN13G7P
boss opted to pull motor back out and tear it back down to send to machine shop for analysis. they said they didnt find anything wrong so we tried another oil pump. vehicle runs at 90 psi cold at fast idle then goes down to 30 psi warm at idle. not sure why it...
2004 Toyota Avalon XLS 3.0L MIL Lamp on VIN: 4T1BF28B84
Thx for everyones help, end up being computer .Used one was wrong one.Try\ied ground A/F sensors,that worked but computer wouldnt control ground side.Thanks again Trouble codes: P0135 (AFS heater circuit bank 1S1), P0155 (AFS heater circuit bank2S1).
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